def render(self, params):
map_ = self.create_map()
use_name = (params.version == Version(1, 0))
for coverage in params.coverages:
# ReferenceableDatasets are not supported in WCS < 2.0
if issubclass(coverage.real_type, models.ReferenceableDataset):
raise NoSuchCoverageException((coverage.identifier,))
data_items = self.data_items_for_coverage(coverage)
native_format = self.get_native_format(coverage, data_items)
layer = self.layer_for_coverage(
coverage, native_format, params.version
)
map_.insertLayer(layer)
for outputformat in self.get_all_outputformats(not use_name):
map_.appendOutputFormat(outputformat)
request = ms.create_request(params)
raw_result = ms.dispatch(map_, request)
result = result_set_from_raw_data(raw_result)
return result
def render(self, params):
map_ = self.create_map()
use_name = (params.version == Version(1, 0))
for coverage in params.coverages:
# ReferenceableDatasets are not supported in WCS < 2.0
if coverage.grid.is_referenceable:
raise NoSuchCoverageException((coverage.identifier,))
data_locations = self.arraydata_locations_for_coverage(coverage)
native_format = self.get_native_format(coverage, data_locations)
layer = self.layer_for_coverage(
coverage, native_format, params.version
)
map_.insertLayer(layer)
for outputformat in self.get_all_outputformats(not use_name):
map_.appendOutputFormat(outputformat)
request = ms.create_request(params)
raw_result = ms.dispatch(map_, request)
result = result_set_from_raw_data(raw_result)
# load XML using lxml
# find and exclude <metadataLink> nodes if present
# re-encode
xml_result = etree.fromstring(result[0].data)
for elem in xml_result.xpath('//*[local-name() = "metadataLink"]'):
elem.getparent().remove(elem)
xml_result_data = etree.tostring(xml_result, pretty_print=True, encoding='UTF-8', xml_declaration=True)
result[0] = ResultBuffer(xml_result_data, result[0].content_type)
return result
def render(self, params):
map_ = self.create_map()
use_name = (params.version == Version(1, 0))
for coverage in params.coverages:
# ReferenceableDatasets are not supported in WCS < 2.0
if issubclass(coverage.real_type, models.ReferenceableDataset):
raise NoSuchCoverageException((coverage.identifier, ))
data_items = self.data_items_for_coverage(coverage)
native_format = self.get_native_format(coverage, data_items)
layer = self.layer_for_coverage(coverage, native_format,
params.version)
map_.insertLayer(layer)
for outputformat in self.get_all_outputformats(not use_name):
map_.appendOutputFormat(outputformat)
request = ms.create_request(params)
raw_result = ms.dispatch(map_, request)
result = result_set_from_raw_data(raw_result)
return result
def render(self, params):
# get coverage related stuff
coverage = params.coverage
# ReferenceableDataset are not supported in WCS < 2.0
if issubclass(coverage.real_type, models.ReferenceableDataset):
raise NoSuchCoverageException((coverage.identifier,))
data_items = self.data_items_for_coverage(coverage)
range_type = coverage.range_type
bands = list(range_type)
subsets = params.subsets
if subsets:
srid = subsets.srid
if srid is not None:
if not crss.validateEPSGCode(srid):
raise RenderException(
"Failed to extract an EPSG code from the CRS URI "
"'%s'." % srid, "subset"
)
# create and configure map object
map_ = self.create_map()
# configure outputformat
native_format = self.get_native_format(coverage, data_items)
if get_format_by_mime(native_format) is None:
native_format = "image/tiff"
frmt = params.format or native_format
if frmt is None:
raise RenderException("Format could not be determined", "format")
mime_type, frmt = split_format(frmt)
imagemode = ms.gdalconst_to_imagemode(bands[0].data_type)
time_stamp = datetime.now().strftime("%Y%m%d%H%M%S")
basename = "%s_%s" % (coverage.identifier, time_stamp)
of = create_outputformat(
mime_type, frmt, imagemode, basename,
getattr(params, "encoding_params", {})
)
map_.appendOutputFormat(of)
map_.setOutputFormat(of)
# TODO: use layer factory here
layer = self.layer_for_coverage(coverage, native_format, params.version)
map_.insertLayer(layer)
for connector in self.connectors:
if connector.supports(data_items):
break
else:
raise OperationNotSupportedException(
"Could not find applicable layer connector.", "coverage"
)
try:
connector.connect(coverage, data_items, layer)
# create request object and dispatch it against the map
request = ms.create_request(
self.translate_params(params, range_type)
)
request.setParameter("format", mime_type)
raw_result = ms.dispatch(map_, request)
finally:
# perform any required layer related cleanup
connector.disconnect(coverage, data_items, layer)
result_set = result_set_from_raw_data(raw_result)
if params.version == Version(2, 0):
if getattr(params, "mediatype", None) in ("multipart/mixed", "multipart/related"):
encoder = WCS20EOXMLEncoder()
is_mosaic = issubclass(
coverage.real_type, models.RectifiedStitchedMosaic
)
if not is_mosaic:
tree = encoder.alter_rectified_dataset(
coverage, getattr(params, "http_request", None),
etree.parse(result_set[0].data_file).getroot(),
subsets.bounding_polygon(coverage) if subsets else None
)
else:
tree = encoder.alter_rectified_stitched_mosaic(
coverage.cast(), getattr(params, "http_request", None),
etree.parse(result_set[0].data_file).getroot(),
subsets.bounding_polygon(coverage) if subsets else None
)
result_set[0] = ResultBuffer(
encoder.serialize(tree),
encoder.content_type
)
# "default" response
return result_set
def render(self, layers, bbox, crs, size, frmt, time, elevation, styles):
if not time:
raise RenderException("Missing mandatory 'time' parameter.")
try:
time = time.value
except AttributeError:
raise RenderException(
"Parameter 'time' must be a slice and not a range."
)
llbbox = self.get_llbbox(bbox, crs)
mapfile_path = get_eoxserver_config().get("wmm", "mapfile")
map_ = ms.mapObj(mapfile_path) #TODO: path to map
map_.setMetaData("ows_enable_request", "*")
map_.setProjection("EPSG:4326")
map_.imagecolor.setRGB(0, 0, 0)
# set supported CRSs
decoder = crss.CRSsConfigReader(get_eoxserver_config())
crss_string = " ".join(
map(lambda crs: "EPSG:%d" % crs, decoder.supported_crss_wms)
)
map_.setMetaData("ows_srs", crss_string)
map_.setMetaData("wms_srs", crss_string)
datasources = []
datasets = []
for layer_name in layers:
layer = map_.getLayerByName(layer_name)
if not layer:
continue
product = layer.metadata.get("wmm_product")
filename = self.generate_filename("tif")
ds = self.create_dataset(
llbbox, time, elevation, size, product, filename
)
datasets.append(ds)
if layer.type == ms.MS_LAYER_LINE:
flavor = layer.metadata.get("wmm_flavor")
contour_steps = self.get_contour_intervals(
flavor, llbbox, size
)
filename = self.generate_filename("shp")
self.generate_contours(
ds, contour_steps, filename
)
layer.connectiontype = ms.MS_OGR
layer.connection = filename
layer.data, _ = splitext(basename(filename))
datasources.append(filename)
ms_request = ms.create_request((
("service", "WMS"),
("version", "1.3.0"),
("request", "GetMap"),
("layers", ",".join(layers)),
("bbox", "%f,%f,%f,%f" % (bbox[1], bbox[0], bbox[3], bbox[2])),
("crs", crs),
("width", str(size[0])),
("height", str(size[1])),
("styles", ",".join(styles)),
("format", frmt)
))
raw_result = ms.dispatch(map_, ms_request)
result = result_set_from_raw_data(raw_result)
shp_drv = ogr.GetDriverByName("ESRI Shapefile")
# cleanup datasources and datasets
for filename in datasources:
shp_drv.DeleteDataSource(filename)
for ds in datasets:
driver = ds.GetDriver()
for filename in ds.GetFileList():
os.remove(filename)
return result, get_content_type(result)
def render(self, params):
# get coverage related stuff
coverage = params.coverage
# ReferenceableDataset are not supported in WCS < 2.0
if issubclass(coverage.real_type, models.ReferenceableDataset):
raise NoSuchCoverageException((coverage.identifier, ))
data_items = self.data_items_for_coverage(coverage)
range_type = coverage.range_type
bands = list(range_type)
subsets = params.subsets
if subsets:
subsets.srid # this automatically checks the validity
# create and configure map object
map_ = self.create_map()
# configure outputformat
native_format = self.get_native_format(coverage, data_items)
if get_format_by_mime(native_format) is None:
native_format = "image/tiff"
frmt = params.format or native_format
if frmt is None:
raise RenderException("Format could not be determined", "format")
mime_type, frmt = split_format(frmt)
imagemode = ms.gdalconst_to_imagemode(bands[0].data_type)
time_stamp = datetime.now().strftime("%Y%m%d%H%M%S")
basename = "%s_%s" % (coverage.identifier, time_stamp)
of = create_outputformat(mime_type, frmt, imagemode, basename,
getattr(params, "encoding_params", {}))
map_.appendOutputFormat(of)
map_.setOutputFormat(of)
# TODO: use layer factory here
layer = self.layer_for_coverage(coverage, native_format,
params.version)
map_.insertLayer(layer)
for connector in self.connectors:
if connector.supports(data_items):
break
else:
raise OperationNotSupportedException(
"Could not find applicable layer connector.", "coverage")
try:
connector.connect(coverage, data_items, layer, {})
# create request object and dispatch it against the map
request = ms.create_request(
self.translate_params(params, range_type))
request.setParameter("format", mime_type)
raw_result = ms.dispatch(map_, request)
finally:
# perform any required layer related cleanup
connector.disconnect(coverage, data_items, layer, {})
result_set = result_set_from_raw_data(raw_result)
if params.version == Version(2, 0):
if getattr(params, "mediatype",
None) in ("multipart/mixed", "multipart/related"):
encoder = WCS20EOXMLEncoder()
is_mosaic = issubclass(coverage.real_type,
models.RectifiedStitchedMosaic)
if not is_mosaic:
tree = encoder.alter_rectified_dataset(
coverage, getattr(params, "http_request", None),
etree.parse(result_set[0].data_file).getroot(),
subsets.bounding_polygon(coverage)
if subsets else None)
else:
tree = encoder.alter_rectified_stitched_mosaic(
coverage.cast(), getattr(params, "http_request", None),
etree.parse(result_set[0].data_file).getroot(),
subsets.bounding_polygon(coverage)
if subsets else None)
result_set[0] = ResultBuffer(encoder.serialize(tree),
encoder.content_type)
# "default" response
return result_set
def render(self, params):
# get coverage related stuff
coverage = params.coverage
# ReferenceableDataset are not supported in WCS < 2.0
if params.coverage.grid.is_referenceable and params.version:
raise NoSuchCoverageException((coverage.identifier, ))
data_locations = self.arraydata_locations_for_coverage(coverage)
range_type = coverage.range_type
bands = list(range_type)
subsets = params.subsets
if subsets:
subsets.srid # this automatically checks the validity
# create and configure map object
map_ = self.create_map()
env = {}
for data_location in data_locations:
env.update(data_location.env)
gdal.set_env(env, False)
# configure outputformat
native_format = self.get_native_format(coverage, data_locations)
if native_format and get_format_by_mime(native_format) is None:
native_format = "image/tiff"
frmt = params.format or native_format
if frmt is None:
raise RenderException("Format could not be determined", "format")
mime_type, frmt = split_format(frmt)
imagemode = ms.gdalconst_to_imagemode(bands[0].data_type)
time_stamp = datetime.now().strftime("%Y%m%d%H%M%S")
basename = "%s_%s" % (coverage.identifier, time_stamp)
of = create_outputformat(mime_type, frmt, imagemode, basename,
getattr(params, "encoding_params", {}))
map_.appendOutputFormat(of)
map_.setOutputFormat(of)
# TODO: use layer factory here
layer = self.layer_for_coverage(coverage, native_format,
params.version)
map_.insertLayer(layer)
connector = get_connector_by_test(coverage, data_locations)
if not connector:
raise OperationNotSupportedException(
"Could not find applicable layer connector.", "coverage")
try:
connector.connect(coverage, data_locations, layer, {})
# create request object and dispatch it against the map
request = ms.create_request(
self.translate_params(params, range_type))
request.setParameter("format", mime_type)
raw_result = ms.dispatch(map_, request)
finally:
# perform any required layer related cleanup
connector.disconnect(coverage, data_locations, layer, {})
result_set = result_set_from_raw_data(raw_result)
if params.version == Version(2, 0):
mediatype = getattr(params, "mediatype", None)
if mediatype in ("multipart/mixed", "multipart/related"):
with vsi.TemporaryVSIFile.from_buffer(result_set[1].data) as f:
ds = gdal.Open(f.name)
grid = objects.Grid.from_gdal_dataset(ds)
# get the output CRS definition
crs = params.outputcrs or subsets.crs or 'imageCRS'
if crs == 'imageCRS':
crs = coverage.grid.coordinate_reference_system
grid._coordinate_reference_system = crs
origin = objects.Origin.from_gdal_dataset(ds)
size = [ds.RasterXSize, ds.RasterYSize]
range_type = coverage.range_type
if params.rangesubset:
range_type = range_type.subset(params.rangesubset)
coverage._grid = grid
coverage._origin = origin
coverage._size = size
coverage._range_type = range_type
if isinstance(result_set[1].filename, binary_type):
file_name = result_set[1].filename.decode()
else:
file_name = result_set[1].filename
reference = 'cid:coverage/%s' % file_name
encoder = WCS20EOXMLEncoder()
if not isinstance(coverage, objects.Mosaic):
tree = encoder.encode_rectified_dataset(
coverage, getattr(params, "http_request", None),
reference, mime_type,
subsets.bounding_polygon(coverage)
if subsets else None)
else:
tree = encoder.encode_rectified_stitched_mosaic(
coverage, getattr(params, "http_request", None),
reference, mime_type,
subsets.bounding_polygon(coverage)
if subsets else None)
result_set[0] = ResultBuffer(encoder.serialize(tree),
encoder.content_type)
# "default" response
return result_set
def render(self, layers, bbox, crs, size, frmt, time, elevation, styles):
if not time:
raise RenderException("Missing mandatory 'time' parameter.")
try:
time = time.value
except AttributeError:
raise RenderException(
"Parameter 'time' must be a slice and not a range.")
llbbox = self.get_llbbox(bbox, crs)
mapfile_path = get_eoxserver_config().get("wmm", "mapfile")
map_ = ms.mapObj(mapfile_path) #TODO: path to map
map_.setMetaData("ows_enable_request", "*")
map_.setProjection("EPSG:4326")
map_.imagecolor.setRGB(0, 0, 0)
# set supported CRSs
decoder = crss.CRSsConfigReader(get_eoxserver_config())
crss_string = " ".join(
map(lambda crs: "EPSG:%d" % crs, decoder.supported_crss_wms))
map_.setMetaData("ows_srs", crss_string)
map_.setMetaData("wms_srs", crss_string)
datasources = []
datasets = []
for layer_name in layers:
layer = map_.getLayerByName(layer_name)
if not layer:
continue
product = layer.metadata.get("wmm_product")
filename = self.generate_filename("tif")
ds = self.create_dataset(llbbox, time, elevation, size, product,
filename)
datasets.append(ds)
if layer.type == ms.MS_LAYER_LINE:
flavor = layer.metadata.get("wmm_flavor")
contour_steps = self.get_contour_intervals(
flavor, llbbox, size)
filename = self.generate_filename("shp")
self.generate_contours(ds, contour_steps, filename)
layer.connectiontype = ms.MS_OGR
layer.connection = filename
layer.data, _ = splitext(basename(filename))
datasources.append(filename)
ms_request = ms.create_request(
(("service", "WMS"), ("version", "1.3.0"), ("request", "GetMap"),
("layers", ",".join(layers)),
("bbox", "%f,%f,%f,%f" % (bbox[1], bbox[0], bbox[3], bbox[2])),
("crs", crs), ("width", str(size[0])), ("height", str(size[1])),
("styles", ",".join(styles)), ("format", frmt)))
raw_result = ms.dispatch(map_, ms_request)
result = result_set_from_raw_data(raw_result)
shp_drv = ogr.GetDriverByName("ESRI Shapefile")
# cleanup datasources and datasets
for filename in datasources:
shp_drv.DeleteDataSource(filename)
for ds in datasets:
driver = ds.GetDriver()
for filename in ds.GetFileList():
os.remove(filename)
return result, get_content_type(result)
